Outside Mount Musubi, which contains vast amounts of both demonic and spiritual energy, Jaken and Sesshömaru wait. Jaken tells his lord and master that it is where the cat-eared teenage demon girl Rion has been sealed away for six long centuries. The girls become separated, but Moroha is capable of entering through the incredibly strong spiritual energy shield due to possessing spiritual powers. Rion finally awakens and tells Moroha that she can find Towa and Setsuna, but only if she is willing to let go of what she holds most precious...